CVE-2017-11737: interface/js/app/history.js in WebUI in Rspamd before 1.6.3 allows XSS via the Subject and Message-Id headers,

Q: How do I fix CVE-2017-11737?

rspamd: upgrade to newer than 1.6.2. Exact commands for each OS are on this page.

Q: Is CVE-2017-11737 being exploited?

CVE-2017-11737 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2017-11737 affect?

CVE-2017-11737 affects rspamd. Severity is medium (CVSS 6.1). interface/js/app/history.js in WebUI in Rspamd before 1.6.3 allows XSS via the Subject and Message-Id headers, which are mishandled in the history page.

Q: How urgent is CVE-2017-11737?

Priority 39/100. Public exploit reference

Routine

MEDIUM 6.1UPGRADE

CVE-2017-11737 is a medium-severity flaw (CVSS 6.1) affecting rspamd. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

interface/js/app/history.js in WebUI in Rspamd before 1.6.3 allows XSS via the Subject and Message-Id headers, which are mishandled in the history page.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.7% (top 48%)
CISA exploited list	No
Weakness	CWE-79
Published	2017-07-29
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: rspamd project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2017-07-29 14:29 UTCPublished CVE record published
2026-06-17 01:02 UTCUpdated Record last modified

rspamd project rspamd UPGRADE

Affected: <= 1.6.2

Fixed in: newer than 1.6.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy rspamd || rpm -q rspamd || rspamd --version

2. UPGRADE to newer than 1.6.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade rspamd

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade rspamd

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2017-11737?

rspamd: upgrade to newer than 1.6.2. Exact commands for each OS are on this page.

Is CVE-2017-11737 being exploited?

CVE-2017-11737 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2017-11737 affect?

CVE-2017-11737 affects rspamd. Severity is medium (CVSS 6.1). interface/js/app/history.js in WebUI in Rspamd before 1.6.3 allows XSS via the Subject and Message-Id headers, which are mishandled in the history page.

How urgent is CVE-2017-11737?

Priority 39/100. Public exploit reference

References

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